Libby Dam & Lake Koocanusa

August 2026

Day of Month	Total Generation MWh	Average Generation MW	Station Use MWh	Inflow kcfs	Total Outflow kcfs	Generation Flow kcfs	Spill kcfs	Midnight Reservoir Elevation	Average Forebay Elevation	Average Tailwater Elevation	Average Head feet	Midnight Storage kaf
1	5274	220	12	8.55	9.00	9.00	0.00	2448.92	2448.92	2120.07	328.85	4520.50
2	5279	220	11	8.10	9.00	9.00	0.00	2448.88	2448.88	2120.07	328.81	4518.70
3	5083	212	13	8.77	9.00	8.63	0.38	2448.87	2448.89	2120.08	328.81	4518.20
4	5017	209	14	7.43	9.00	8.50	0.50	2448.80	2448.85	2120.08	328.77	4515.10
5	5009	209	14	7.43	9.00	8.50	0.50	2448.73	2448.78	2120.06	328.72	4512.00
6	5008	209	14	7.65	9.00	8.50	0.50	2448.67	2448.71	2120.06	328.65	4509.30
7	5009	209	14	7.20	9.00	8.50	0.50	2448.59	2448.65	2120.06	328.59	4505.80
8				7.21	9.00	8.50	0.50	2448.51	2448.55	2120.07	328.48	4502.20
9				7.43	9.00	8.50	0.50	2448.44	2448.48	2120.07	328.41	4499.10
10				6.76	9.00	8.50	0.50	2448.34	2448.38	2120.07	328.31	4494.60
11				6.98	9.00	8.50	0.50	2448.25	2448.29	2120.07	328.22	4490.60
12				6.98	9.00	8.50	0.50	2448.16	2448.24	2120.07	328.17	4486.60
13				8.10	9.00	8.50	0.50	2448.12	2448.17	2120.06	328.11	4484.80
14				6.99	9.00	8.50	0.50	2448.03	2448.07	2120.06	328.01	4480.90
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TOT	35678		93
AVG	5097	212	13	7.54	9.00	8.58	0.42	2448.52	2448.56	2120.07	328.49	4502.74

MAX	5279			8.77	9.00	9.00	0.50	2448.92	2448.92	2120.08	328.85	4520.50
MIN	5008			6.76	9.00	8.50	0.00	2448.03	2448.07	2120.06	328.01	4480.90